Home / 18,064.76-24,930.59-10,107.72

Finding the Fourth Proportional to 18,064.76, 24,930.59 and 10,107.72

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Solution

The fourth proportional to 18,064.76, 24,930.59 and 10,107.72 is: 13,949.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,064.76 : 24,930.59 = 10,107.72 : x
  2. Step 2: Convert to fraction form
    18,064.76/24,930.59 = 10,107.72/x
  3. Step 3: Cross multiply
    18,064.76x = 24,930.59 × 10,107.72
  4. Step 4: Simplify right side
    18,064.76x = 251,991,372.62
  5. Step 5: Solve for x
    x = 251,991,372.62/18,064.76
  6. Step 6: Final answer
    x = 13,949.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.